Elements Of Remote Sensing The normal altitude of GPS satellite is about 16,200 km 20,200 km 24,400 km 36,100 km 16,200 km 20,200 km 24,400 km 36,100 km ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing If electric permittivity and magnetic permeability of the medium are respectively ‘ε’ and ‘μ’, then the velocity (Cm) of the electromagnetic wave in the medium is given by: Cm = 1/εμ None of these Cm = 5/√εμ Cm = 1/√8 μ Cm = 1/εμ None of these Cm = 5/√εμ Cm = 1/√8 μ ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Earth observations from a satellite platform provide: All of these Synoptic view of a large area Repetitive observations of the same area with intervals of a few minutes to a few weeks Constant solar zenith angles and similar illumination conditions All of these Synoptic view of a large area Repetitive observations of the same area with intervals of a few minutes to a few weeks Constant solar zenith angles and similar illumination conditions ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The interaction of the electromagnetic radiation produced with a specific wave length to illuminate a target on the terrain for studying its scattered radiance, is called: None of these Passive remote sensing Active remote sensing Neutral remote sensing None of these Passive remote sensing Active remote sensing Neutral remote sensing ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following residual biases involves the GPS accuracy? All listed here Satellite dependent biases due to uncertainty in the orbital parameters of the satellite Signal propagation biases due to the sphere and troposphere propagation Receiver-dependent biases due to clock stability with line All listed here Satellite dependent biases due to uncertainty in the orbital parameters of the satellite Signal propagation biases due to the sphere and troposphere propagation Receiver-dependent biases due to clock stability with line ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing According to the Snell's law if an electromagnetic wave is incident in a medium (refractive index n₁) on another medium (refractive index m₂); Neither (A) nor (B) The angle of incidence is equal to the angle of refraction Both (A) and (B) The angle of refraction (θr) is given by sin θ₂ = (n₁/n₂) sin θi Neither (A) nor (B) The angle of incidence is equal to the angle of refraction Both (A) and (B) The angle of refraction (θr) is given by sin θ₂ = (n₁/n₂) sin θi ANSWER DOWNLOAD EXAMIANS APP